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Monthly forecast
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Monthly weather forecast in Half Moon Bay
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
15
+15
+15
15 September, sun
+15
+15
Feels like
+13
757 mmHg
83%
7
m/s
W
+16
15 September, Sunday. day, 15°; night, 15°; clear
16
+16
+16
16 September, mon
+16
+16
Feels like
+14
757 mmHg
80%
7.3
m/s
W
+16
16 September, Monday. day, 16°; night, 16°; clear
17
+18
+16
17 September, tue
+18
+16
Feels like
+16
756 mmHg
75%
6.8
m/s
W
+17
17 September, Tuesday. day, 18°; night, 16°; clear
18
+18
+17
18 September, wed
+18
+17
Feels like
+16
756 mmHg
72%
7
m/s
W
+16
18 September, Wednesday. day, 18°; night, 17°; clear
19
+19
+17
19 September, thu
+19
+17
Feels like
+17
756 mmHg
73%
6
m/s
W
+17
19 September, Thursday. day, 19°; night, 17°; partly cloudy
20
September
+16
+12
20 September, fri
+16
+12
Feels like
+15
758 mmHg
92%
4.2
m/s
SW
+15
Climate normal
+17
+15
20 September, Friday. day, 16°; night, 12°; partly cloudy
21
+18
+13
21 September, sat
+18
+13
Feels like
+14
757 mmHg
88%
4.9
m/s
S
+15
Climate normal
+16
+15
21 September, Saturday. day, 18°; night, 13°; partly cloudy
22
+19
+11
22 September, sun
+19
+11
Feels like
+17
758 mmHg
85%
3.5
m/s
W
+15
Climate normal
+18
+16
22 September, Sunday. day, 19°; night, 11°; partly cloudy
23
+23
+13
23 September, mon
+23
+13
Feels like
+18
756 mmHg
74%
3.4
m/s
NW
+15
Climate normal
+18
+17
23 September, Monday. day, 23°; night, 13°; mostly clear
24
+20
+13
24 September, tue
+20
+13
Feels like
+18
756 mmHg
75%
3.9
m/s
SW
+15
Climate normal
+18
+17
24 September, Tuesday. day, 20°; night, 13°; mostly clear
25
+17
+13
25 September, wed
+17
+13
Feels like
+13
757 mmHg
87%
3.8
m/s
W
+15
Climate normal
+20
+19
25 September, Wednesday. day, 17°; night, 13°; partly cloudy
26
+16
+12
26 September, thu
+16
+12
Feels like
+13
759 mmHg
86%
4
m/s
W
+15
Climate normal
+20
+18
26 September, Thursday. day, 16°; night, 12°; overcast
27
+19
+12
27 September, fri
+19
+12
Feels like
+13
758 mmHg
78%
4.6
m/s
NW
+15
Climate normal
+19
+17
27 September, Friday. day, 19°; night, 12°; mostly clear
28
+18
+13
28 September, sat
+18
+13
Feels like
+13
757 mmHg
75%
4.8
m/s
W
+15
Climate normal
+16
+15
28 September, Saturday. day, 18°; night, 13°; mostly clear
29
+19
+13
29 September, sun
+19
+13
Feels like
+12
758 mmHg
72%
6.3
m/s
NW
+15
Climate normal
+16
+15
29 September, Sunday. day, 19°; night, 13°; clear
30
+18
+12
30 September, mon
+18
+12
Feels like
+13
759 mmHg
70%
4.6
m/s
NW
Climate normal
+18
+17
30 September, Monday. day, 18°; night, 12°; partly cloudy
1 October
+19
+13
1 October, tue
+19
+13
Feels like
+13
759 mmHg
71%
4.4
m/s
NW
Climate normal
+18
+17
1 October, Tuesday. day, 19°; night, 13°; partly cloudy
2
+20
+17
2 October, wed
+20
+17
Feels like
+14
759 mmHg
70%
4.5
m/s
NW
Climate normal
+18
+17
2 October, Wednesday. day, 20°; night, 17°; partly cloudy
3
+21
+15
3 October, thu
+21
+15
Feels like
+16
760 mmHg
67%
4.9
m/s
W
Climate normal
+18
+16
3 October, Thursday. day, 21°; night, 15°; clear
4
+18
+14
4 October, fri
+18
+14
Feels like
+11
760 mmHg
69%
9.8
m/s
NW
Climate normal
+18
+16
4 October, Friday. day, 18°; night, 14°; clear
5
+16
+13
5 October, sat
+16
+13
Feels like
+7
762 mmHg
61%
10.8
m/s
NW
Climate normal
+18
+16
5 October, Saturday. day, 16°; night, 13°; clear
6
+17
+14
6 October, sun
+17
+14
Feels like
+7
762 mmHg
62%
10.6
m/s
NW
Climate normal
+17
+14
6 October, Sunday. day, 17°; night, 14°; clear
7
+18
+16
7 October, mon
+18
+16
Feels like
+8
763 mmHg
63%
10.5
m/s
NW
Climate normal
+17
+16
7 October, Monday. day, 18°; night, 16°; clear
8
+19
+16
8 October, tue
+19
+16
Feels like
+12
764 mmHg
75%
10.4
m/s
NW
Climate normal
+17
+15
8 October, Tuesday. day, 19°; night, 16°; clear
9
+19
+16
9 October, wed
+19
+16
Feels like
+12
762 mmHg
61%
9.2
m/s
NW
Climate normal
+16
+14
9 October, Wednesday. day, 19°; night, 16°; clear
10
+21
+15
10 October, thu
+21
+15
Feels like
+15
763 mmHg
54%
5
m/s
NW
Climate normal
+16
+15
10 October, Thursday. day, 21°; night, 15°; mostly clear
11
+21
+17
11 October, fri
+21
+17
Feels like
+18
766 mmHg
53%
3.2
m/s
SW
Climate normal
+18
+17
11 October, Friday. day, 21°; night, 17°; clear
12
+21
+17
12 October, sat
+21
+17
Feels like
+17
766 mmHg
53%
4.8
m/s
W
Climate normal
+19
+17
12 October, Saturday. day, 21°; night, 17°; partly cloudy
13
+21
+16
13 October, sun
+21
+16
Feels like
+15
765 mmHg
53%
5.7
m/s
NW
Climate normal
+20
+17
13 October, Sunday. day, 21°; night, 16°; clear
14
+20
+16
14 October, mon
+20
+16
Feels like
+15
762 mmHg
57%
6.3
m/s
NW
Climate normal
+19
+17
14 October, Monday. day, 20°; night, 16°; clear
15
+19
+15
15 October, tue
+19
+15
Feels like
+13
763 mmHg
67%
6.8
m/s
NW
Climate normal
+18
+17
15 October, Tuesday. day, 19°; night, 15°; partly cloudy
16
+18
+14
16 October, wed
+18
+14
Feels like
+11
764 mmHg
74%
7.1
m/s
NW
Climate normal
+18
+17
16 October, Wednesday. day, 18°; night, 14°; mostly clear
17
+18
+14
17 October, thu
+18
+14
Feels like
+12
765 mmHg
75%
6.6
m/s
NW
Climate normal
+17
+16
17 October, Thursday. day, 18°; night, 14°; clear
18
+19
+15
18 October, fri
+19
+15
Feels like
+13
764 mmHg
67%
5.8
m/s
NW
Climate normal
+17
+15
18 October, Friday. day, 19°; night, 15°; clear
19
+20
+16
19 October, sat
+20
+16
Feels like
+16
763 mmHg
62%
2.5
m/s
NW
Climate normal
+15
+14
19 October, Saturday. day, 20°; night, 16°; clear
Average for 30 days
20
sunny days
0
days with precipitation
10
cloudy days
20 sunny days; 0 days with precipitation; 10 cloudy days;
70
%
air humidity
5.9
m/s
Wind
NW
0
mm of precipitation
+15
°C
Water temperature
air humidity 70%; 0 millimeters of precipitation; Wind north-westerly 5.9 Meters per second; Water temperature +15°
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
S
W
NW
SW
W
W
NW
W
NW
NW
NW
NW
W
NW
NW
NW
NW
NW
NW
NW
SW
W
NW
NW
NW
NW
NW
NW
NW
20
Average data for 10 years
21
22
23
24
25
26
27
28
29
30
1
October
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Daytime temperature
Night-time temperature
